You go, you flush: out of sight, out of mind. Not for city maintenance crews. With 850 billion gallons of sewer and storm water leaking into watersheds around the country every year, the Environmental Protection Agency is cracking down on cracked pipes. And the SuperVision 250 is riding that great, stinky wave of demand.

Are you afraid you could lose your job to technological advances or have you lost a job because of a technological advance?